10 Best Sites to Learn iOS Development. iOS was previously known as iPhone os and this is basically an operating system for the mobile and was developed and also distributed by the company apple. It was originally released in the year 2007 to support the iPhone and iPod touch but its use has now been extended to iPad and even the apple TV’s. The user interface of this particular operating system is based on the concept of direct manipulation which also used multi touch gestures and the interface control system also contains of various different elements such as sliders, buttons and even switches. There are various gestures that are included which include swiping, tapping, pinching and also reverse pinching. The development of the operation system is also of very important and major concern. These days there are great ways on the internet through which you can easily learn about the development of the operating system. 1) Apple Learning Objective C 2) Design then Code 3) Mobile Tutsplus 4) Team Tree House 6) Stackoverflow – iOS.
Welcome to Treehouse, Start Learning Today. Mobiletuts+ | iPhone, Android, Windows and BlackBerry mobile development tutorials. iOS Developer Library. Enhancing a Photo App with GPUImage & iCarousel. This tutorial will teach you how to use GPUImage to apply image filters in real-time as the device's camera feed is displayed. Along the way, you'll learn how to automatically populate images within a carousel controller and how to resize images with UIImage+Categories. Project Overview Tutorial Prerequisites This tutorial builds on a previous post entitled "Build a Photo App with GPUImage".
The previous lesson demonstrated how to use UIImagePickerController to select photos from the device's photo album or camera, how to add the GPUImage library to your project, and how to use the GPUImageFilter class to enhance still camera frames. If you're already familiar with UIImagePickerController and can figure out how to add GPUImage to your project on your own, you should be able to pick up from where the last tutorial left off just fine. Step 1: Import iCarousel This project will make extensive use of an open-source project called iCarousel in order to add stylish display of selected photos. WWDC 2012 Session Videos - Development Videos. Build an Air Hockey Game – Interface Creation. In this tutorial series, you'll learn how to create an Air Hockey game. The objective of the game is to hit the puck using the paddles to raise the score.
Read on! Also available in this series: Step 1: Application Overview Using pre-made graphics, we will code an entertaining game using Lua and the Corona SDK APIs. The player will be able to hit a puck by dragging the paddle on the screen. Step 2: Target Device The first thing we have to do is select the platform we want to run our app within, this way we'll be able to choose the size for the images we will use. The iOS platform has these characteristics: iPad: 1024x768px, 132 ppiiPhone/iPod Touch: 320x480px, 163 ppiiPhone 4: 960x640px, 326 ppi Because Android is an open platform, there are many different devices and resolutions.
Google Nexus One: 480x800px, 254 ppiMotorola Droid X: 854x480px, 228 ppiHTC Evo: 480x800px, 217 ppi Step 3: Interface The interface graphic resources necessary for this tutorial can be found in the attached download. Build an Air Hockey Game – Adding Interactivity. In this tutorial series, you'll learn how to create an Air Hockey game.
The objective of the game is to hit the puck using the paddles to raise the score. Read on! Tutorial Teaser Step 1: Start Button Listeners This function adds the necesary listeners to the TitleView buttons. Step 2: Show Credits The credits screen is shown when the user taps the about button. Step 3: Hide Credits When the credits screen is tapped, it'll be tweened out of the stage and removed. Step 4: Show Game View When the Start button is tapped, the title view is tweened and removed, revealing the game view. Get the Full Series! This tutorial series is available to Tuts+ Premium members only. Joining Tuts+ Premium. . . For those unfamiliar, the family of Tuts+ sites runs a premium membership service called Tuts+ Premium.
Build a Photo App with GPUImage. This tutorial will teach you how to apply Instagram-like filters and special effects to images with the incredibly powerful GPUImage project. Along the way, you'll learn how to build a simple camera application capable of either taking new photos or accessing existing images from the photo album. Project Demo The above is a collage of image filters applied with the app this tutorial will teach you how to build. The source image is from ep.Sos.de on Flickr. Step 1: Start a New Xcode Project Launch Xcode and create a new application using the Single View template. For this tutorial, we'll use both Storyboards and Automatic Reference counting, so be sure to select both boxes. Step 2: Create the Application Interface The application interface will consist of a UINavigationBar for the app title on the UIView and save button, a UIToolbar for the album, camera, and filter utility buttons, and a UIImageView set to aspect fill for viewing and modifying selected images.
We'll need that later. Bam!